2011213202111 has 2 divisors, whose sum is σ = 2011213202112. Its totient is φ = 2011213202110.

The previous prime is 2011213202093. The next prime is 2011213202143. The reversal of 2011213202111 is 1112023121102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011213202111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011213202111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011213202171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005606601055 + 1005606601056.

It is an arithmetic number, because the mean of its divisors is an integer number (1005606601056).

Almost surely, 2^{2011213202111} is an apocalyptic number.

2011213202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011213202111 is an equidigital number, since it uses as much as digits as its factorization.

2011213202111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2011213202111 its reverse (1112023121102), we get a palindrome (3123236323213).

The spelling of 2011213202111 in words is "two trillion, eleven billion, two hundred thirteen million, two hundred two thousand, one hundred eleven".